Which among the following statements with respect to the Ganges River Dolphin is / are correct? 1. It is one of the indicator species, which can indicate the health of Ganga River 2. It is at the apex of the food chain in its habitat 3. Nearly 50 per cent of the total population of Ganges River dolphins is found in Bihar Select the correct option from the codes given below:

Answer: [D] 1, 2 & 3

This question is a part of GKToday's Integrated IAS General Studies Module